Immuno-histochemistry Scientist / Senior Scientist

Rosemont, Illinois, USA

Proteintech is a growing Biotech company located in the greater Chicago area.   Our Mission is to support our customers in all their endeavors, be it accelerating life sciences research, and /or clinical diagnostics and therapies

Proteintech is an international biotechnology company that manufactures antibodies, ELISA kits and proteins for use in life science research. Proteintech makes of all its own products to the highest standards possible, with complete control over the whole manufacturing, validation and QC process. 110,000+ citations of Proteintech products demonstrates what matters most to the company: the success of its reagents in the hands of scientists, helping them make discoveries to change and explain the world around us. 

Position Summary: 

Proteintech is looking to grow our capabilities at our Rosemont, IL facility to include regulated immunohistochemistry products.  As the IHC Sceintist / Senior Scientist, you will be responsible for troubleshooting and developing processes to produce IHC antibodies that are used in research, as well as certified as IVD and ASR products.   The initial portfolio will be transferred from another location but new products will be continued to be added on a regular basis.   This person will ensure that products in the IHC workspace are manufactured with the highest level of quality and compliance in a safe and timely manner that will meet customer expectations.  The desired skillset for laboratory work includes the ability to perform immunohistochemistry (IHC) procedures and analytical analysis for product development and product support. Your work will mainly involve manual laboratory work and the use of automated stainer systems for monoplex and multiplex fluorescence tissue staining. 

Key Responsibilities: 

  • Set up IHC workflow and production team to produce RUO, IVD, and ASR antibodies.   This includes all process and method validations including the technical transfer.
  • Primary responsibilities involve performing routine immunohistochemistry (IHC) and immunofluorescence (IF) staining on tissue sections manually or on an automated IHC stainer
  • Contribute to experimental design, planning and scientific execution of research projects
  • General laboratory work includes sample/ reagent preparation and equipment maintenance and housekeeping
  • Develop and improve methods and applications to support Akoya’s reagent products
  • Should liaison with cross functional teams to achieve project goals 
  • Follow company policies and safety practices, including training, lab safety, record keeping and ISO or GLP as appropriate

Minimum Requirements/Qualifications: 

  • M.S or PhD. Degree in any Life Science or Chemistry.
  • A minimum of 3 to 5 years of hands-on experience with immunostaining (immunohistochemistry and immunofluorescence)
  • Good understanding and ability to adhere to established quality standards and regulatory compliance requirements for medical device or diagnostics will be a plus
  • Demonstrated ability to work independently and in a fast-paced team environment, working on multiple projects with evolving priorities and deadlines.
  • Superior organizational skills with ability to multi-task and balance complex and routine work activities.
  • Excellent written, verbal and presentation skills


  • A histotechnician or histotechnologist certification or a BS degree (preferably in Cell Biology) with 2+ years’ experience, or a MS degree or equivalent with experience in histology and microscopy
  • Previous experience in immunohistochemistry, diagnostic manufacturing environment with through knowledge reagent manufacturing activities.
  • Additional experience with fluorescence microscopy, image analysis and automated IHC stainer

Proteintech group is an EEO/Affirmative Action Employer and does not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability or any other legally protected status.

 To apply please send your CV to  Katie Bellows